What does "wankel engine" mean?

A rotary internal combustion engine, without pistons, using instead an epitrochoid-shaped housing.

What is a synonym for "wankel engine"?

Common synonyms include: engine, epitrochoidal engine, generator, rotaries, wankel rotary engine.

noun

noun ·Rare ·Advanced level

Noun

1
A rotary internal combustion engine, without pistons, using instead an epitrochoid-shaped housing.
2
a rotary engine that is a four-stroke internal-combustion engine without reciprocating parts wordnet

From the name of the inventor, engineer Felix Wankel.